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#!/usr/bin/perl
$| = 1;
my $file = "tf$$.txt";
1 while unlink $file;
print "1..75\n";
my $N = 1;
use Tie::File;
print "ok $N\n"; $N++;
my $o = tie @a, 'Tie::File', $file, autochomp => 0, autodefer => 0;
print $o ? "ok $N\n" : "not ok $N\n";
$N++;
$: = $o->{recsep};
# 3-5 create
$a[0] = 'rec0';
check_contents("rec0");
# 6-11 append
$a[1] = 'rec1';
check_contents("rec0", "rec1");
$a[2] = 'rec2';
check_contents("rec0", "rec1", "rec2");
# 12-20 same-length alterations
$a[0] = 'new0';
check_contents("new0", "rec1", "rec2");
$a[1] = 'new1';
check_contents("new0", "new1", "rec2");
$a[2] = 'new2';
check_contents("new0", "new1", "new2");
# 21-35 lengthening alterations
$a[0] = 'long0';
check_contents("long0", "new1", "new2");
$a[1] = 'long1';
check_contents("long0", "long1", "new2");
$a[2] = 'long2';
check_contents("long0", "long1", "long2");
$a[1] = 'longer1';
check_contents("long0", "longer1", "long2");
$a[0] = 'longer0';
check_contents("longer0", "longer1", "long2");
# 36-50 shortening alterations, including truncation
$a[0] = 'short0';
check_contents("short0", "longer1", "long2");
$a[1] = 'short1';
check_contents("short0", "short1", "long2");
$a[2] = 'short2';
check_contents("short0", "short1", "short2");
$a[1] = 'sh1';
check_contents("short0", "sh1", "short2");
$a[0] = 'sh0';
check_contents("sh0", "sh1", "short2");
# (51-56) file with holes
$a[4] = 'rec4';
check_contents("sh0", "sh1", "short2", "", "rec4");
$a[3] = 'rec3';
check_contents("sh0", "sh1", "short2", "rec3", "rec4");
# (57-59) zero out file
@a = ();
check_contents();
# (60-62) insert into the middle of an empty file
$a[3] = "rec3";
check_contents("", "", "", "rec3");
# (63-68) 20020326 You thought there would be a bug in STORE where if
# a cached record was false, STORE wouldn't see it at all. But you
# forgot that records always come back from the cache with the record
# separator attached, so they are unlikely to be false. The only
# really weird case is when the cached record is empty and the record
# separator is "0". Test that in 09_gen_rs.t.
$a[1] = "0";
check_contents("", "0", "", "rec3");
$a[1] = "whoops";
check_contents("", "whoops", "", "rec3");
# (69-72) make sure that undefs are treated correctly---they should
# be converted to empty records, and should not raise any warnings.
# (Some of these failed in 0.90. The change to _fixrec fixed them.)
# 20020331
{
my $good = 1; my $warn;
# If any of these raise warnings, we have a problem.
local $SIG{__WARN__} = sub { $good = 0; $warn = shift(); ctrlfix($warn)};
local $^W = 1;
@a = (1);
$a[0] = undef;
print $good ? "ok $N\n" : "not ok $N # $warn\n";
$N++; $good = 1;
print defined($a[0]) ? "ok $N\n" : "not ok $N\n";
$N++; $good = 1;
$a[3] = '3';
print defined($a[1]) ? "ok $N\n" : "not ok $N\n";
$N++; $good = 1;
undef $a[3];
print $good ? "ok $N\n" : "not ok $N # $warn\n";
$N++; $good = 1;
}
# (73-75) What if the user has tampered with $\ ?
{ { local $\ = "stop messing with the funny variables!";
@a = (0..2);
}
check_contents(0..2);
}
use POSIX 'SEEK_SET';
sub check_contents {
my @c = @_;
my $x = join $:, @c, '';
local *FH = $o->{fh};
seek FH, 0, SEEK_SET;
# my $open = open FH, "< $file";
my $a;
{ local $/; $a = <FH> }
$a = "" unless defined $a;
if ($a eq $x) {
print "ok $N\n";
} else {
ctrlfix($a, $x);
print "not ok $N\n# expected <$x>, got <$a>\n";
}
$N++;
# now check FETCH:
my $good = 1;
my $msg;
for (0.. $#c) {
my $aa = $a[$_];
unless ($aa eq "$c[$_]$:") {
$msg = "expected <$c[$_]$:>, got <$aa>";
ctrlfix($msg);
$good = 0;
}
}
print $good ? "ok $N\n" : "not ok $N # $msg\n";
$N++;
print $o->_check_integrity($file, $ENV{INTEGRITY})
? "ok $N\n" : "not ok $N\n";
$N++;
}
sub ctrlfix {
for (@_) {
s/\n/\\n/g;
s/\r/\\r/g;
}
}
END {
undef $o;
untie @a;
1 while unlink $file;
}
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